Documentation setups

C4 Architecture vs OpenAPI Expert for Documentation

Comparing two Claude Code plugins for documentation. Below: side-by-side facts, then a verdict you can disagree with.

Side by side

Comprehensive C4 architecture documentation workflow with bottom-up code analysis, component synthesis, container mapping, and context diagram generation

Tags
documentationai
Author
Seth Hobson
Stars
35,061
Updated
May 2026
Source
GitHub
Install
/plugin marketplace add wshobson/agents && /plugin install c4-architecture@agents

Update, synchronize, or validate the OpenAPI specification against the actual REST API implementation

Tags
openapiswaggerapidocumentationcommunity
Author
Meiring de Wet
Source
GitHub
Install
/plugin marketplace add ccplugins/awesome-claude-code-plugins && /plugin install openapi-expert@awesome-claude-code-plugins

Verdict

C4 Architecture edges out OpenAPI Expert for documentation on this site's signals (tag fit, popularity, recency).

  • Pick C4 Architecture if your project leans on ai.
  • Pick OpenAPI Expert if you need stronger openapi support.

Auto-generated from tag fit, popularity, recency, and featured status. Not a hand review.

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